<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        body {
            min-width: 550px;
            font-weight: bold;
            font-size: 20px;
        }
        #header, #bottom {
            background: #5b5a5a;
            text-align: center;
            height: 60px;
            line-height: 60px;
        }
        #container {
            overflow: hidden;
        }
        .column {
            text-align: center;
            height: 400px;
            line-height: 400px;
        }
        #left, #right, #center {
            float: left;
        }
        #center {
            width: 100%;
            background: #228b22;
        }
        #left {
            width: 200px;
            margin-left: -100%;
            background: #5db2e6;
        }
        #right {
            width: 150px;
            margin-left: -150px;
            background: #e76902;
        }
        .content {
            margin: 0 150px 0 200px;
        }
    </style>
</head>
<body>
<div id="header">header</div>

<div id="container">

    <div id="center" class="column">

        <div class="content">center</div>

    </div>

    <div id="left" class="column">left</div>

    <div id="right" class="column">right</div>
</div>

<div id="bottom">bottom</div>
</body>
</html>